Atlases Launches 16 Free Interactive Tech Guides With Real In-Browser Code Execution

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A developer has launched Atlases, a free learning platform featuring 16 in-depth technical guides across topics such as Databases, Python, C++, Linux, and AI/LLM Engineering. Each guide spans 12 chapters and includes interactive sandboxes that run real code engines — including SQLite, CPython, and a JavaScript REPL — entirely within the browser with no backend server. The platform requires no sign-up, displays no ads, and does no user tracking, with progress stored locally via localStorage. Built using Vite, React 18, and Tailwind CSS, the site is deployed on Vercel and the source code is publicly available on GitHub. The project was developed with Claude as an AI pair programmer, with the creator manually fact-checking all content before publication.

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